It looks like a mysterious figure walking on the ocean floor
Emmy award-winning naturalist Jonathan Bird demonstrates the pumping ability of sponges using a non-toxic dye called fluorescein
A team of divers filmed a rare glimpse of a huge transparent egg sac containing hundreds of thousands of baby squid
One of the most beautiful octopuses you will ever see
The surreal scene was captured off the coast of Roseau, Dominica in the Caribbean.
Do not try this at home, at sea, on land, on vacation, just no
Artist and activist Sue Austin explores a coral reef in the world’s first underwater wheelchair